Across
1
Flat grassland in tropical regions
5
Total number of people in an area
6
Landform where river meets the sea
7
Distance north or south of equator
9
Goods sold to another country
10
Region near the equator
Down
2
Area where water covers the soil
3
One of seven major landmasses
4
Region surrounding the North Pole
8
Large slow-moving mass of ice
11
Large body of water partly enclosed by land